Worksheets › Class 10 › Life Processes
Class 10 Life Processes worksheet
CBSE Science. Nutrition, respiration, transport and excretion; pulse, breathing and kidney numbers. Every sheet has 20 questions in three sections and an answer key, and the numbers change every time.
Sample questions
Real questions from this chapter, as the app sets them. Tap Answer to see the answer and working.
Section A · multiple choice
- 1.
The job of mucus in the stomach is to:
- protect the inner lining of the stomach from the acid
- carry digested fats and drain extra fluid back into the blood
- exchange gases between the air and the blood
- stop blood from flowing backwards
Answer
(a) protect the inner lining of the stomach from the acid
- 2.
The enzymes of the intestinal juice act on:
- starch
- emulsified fats
- proteins
- proteins, carbohydrates and fats
Answer
(d) proteins, carbohydrates and fats
the product is amino acids, glucose, and fatty acids with glycerol
- 3.
The energy currency of the cell is:
- DNA
- glucose
- ATP
- haemoglobin
Answer
(c) ATP
Section B · short answer
- 4.
Name the structure whose job is to stop the air passage from collapsing.
Answer
The rings of cartilage in the throat
- 5.
What are proteins finally broken down into in the small intestine, and how are these products absorbed?
Answer
Amino acids; they are absorbed through the walls of the villi into the blood.
Section C · long answer
- 6.
Explain the process of nutrition in Amoeba.
Answer
Amoeba takes in food by making temporary finger-like projections (pseudopodia) that surround the food particle and form a food vacuole. Inside it, complex substances are broken down into simpler ones, which diffuse into the cytoplasm. Undigested material is moved to the surface and thrown out.
Fresh sheets for your child
In the app, every Life Processes sheet is new: the app remembers the questions your child has already had and leaves them out. Print the sheet as a PDF, or use notebook mode and write the answers in a notebook.
Coming soon for Android and iPhone.